* {
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
}
a:visited {
  text-decoration: none;
}
ul li {
  list-style: none;
  float: left;
}
.general-container {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
}
#app {
  background: #edf1f7;
}
/* 顶部容器 */
.top-container {
  width: 100%;
  background-image: url("../image/index-top-bg.564836d0.png");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  padding-bottom: 50px;
}
/* 顶部的主体 */
.top-main {
  width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
}
.top-main img {
  margin: 50px;
}
/* 顶部的导航栏 */
.top-nav-container {
  display: flex;
  align-items: center;
  position: relative;
}
.top-nav-container .spacer {
  width: 400px;
  height: 50px;
}
/* 导航栏 */
.top-nav li {
  padding: 20px 20px;
}
.top-nav li a {
  color: white;
  font: bold 16px "微软雅黑";
}
.top-nav > .course-list {
  display: none;
  z-index: 100;
  width: 150px;
  background-color: white;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.23);
  position: absolute;
  left: 110px;
  top: 60px;
}
.top-nav > .course-list > .course-item:hover {
  background-color: #90dbc3bd;
}
.top-nav > .course-list > .course-item > a {
  color: rgba(0, 0, 0, 0.65);
  font: 14px "微软雅黑";
  padding-left: 10px;
}
.top-nav > .course-list > .course-item > a:visited {
  color: rgba(0, 0, 0, 0.65);
}
/*顶部被滚动隐藏后显示的导航栏  */
.nav-scroll {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  background-color: white;
}
.course-list-scroll {
  display: none;
  z-index: 100;
  width: 150px;
  background-color: white;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.23);
  position: absolute;
  left: 400px;
  top: 60px;
  transition: all 0.3s ease-in-out;
}
.course-list-scroll > .course-item:hover {
  background-color: #90dbc3bd;
}
.course-list-scroll > .course-item > a {
  color: rgba(0, 0, 0, 0.65);
  font: 14px "微软雅黑";
  padding-left: 10px;
}
.course-list-scroll > .course-item > a:visited {
  color: rgba(0, 0, 0, 0.65);
}
.nav-container {
  display: flex;
  width: 1160px;
  height: 80px;
  margin: 0 auto;
  justify-content: space-between;
  align-items: center;
}
.nav-container > .nav-left {
  display: flex;
}
.nav-container > .nav-left > img {
  width: 132px;
  height: 40px;
}
.nav-container > .nav-left > .nav-box {
  display: flex;
  align-items: center;
  margin: 0 10px;
}
.nav-container > .nav-left > .nav-box > a {
  padding: 10px 20px;
  color: black;
  font: bold 16px "微软雅黑";
}
.nav-container > .nav-right {
  display: flex;
  align-items: center;
}
.nav-container > .nav-right .search-box-button {
  background: #00b278;
  border-radius: 0 20px 20px 0;
}
.nav-container > .nav-right > .chart {
  width: 40px;
  height: 40px;
  background-color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 20px;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.23);
}
.nav-container > .nav-right > .login-box {
  padding: 5px 10px;
  border-radius: 22px;
  background-color: white;
  box-shadow: 0 2px 3px 0 rgba(0, 0, 0, 0.23);
  color: #35c7de;
  color: #333333;
  font: 15px Microsoft YaHei;
}
/* 搜索框 */
.search-box {
  display: flex;
  align-items: center;
  justify-content: center;
}
.search-box input {
  /* 边框隐藏 */
  outline: none;
  width: 200px;
  height: 40px;
  padding-left: 20px;
  border-radius: 20px 0 0 20px;
  border: 1px solid #d9d9d9;
  box-sizing: border-box;
}
.search-box .search-box-button img {
  height: 40px;
  display: inline-block;
  padding: 12px 20px;
  border-radius: 0 20px 20px 0;
  border: 1px solid #d9d9d9;
  box-sizing: border-box;
}
/* 登录 */
.login-container {
  display: flex;
  align-items: center;
  position: relative;
}
.login-container .chart-box {
  width: 40px;
  height: 40px;
  background-color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 20px;
}
.login-container .login-box {
  padding: 5px 10px;
  border-radius: 22px;
  background-color: white;
  font-size: 15px;
  color: #35c7de;
  font: 15px Microsoft YaHei;
}
.login-container .open-mind {
  background: url("../image/open-mind.png");
  font-size: 10px;
  position: absolute;
  top: -20px;
  right: -40px;
  height: 41px;
  width: 155px;
  text-align: center;
  line-height: 30px;
}
/* 主体 */
.main-container {
  padding-bottom: 20px;
}
/* 轮播图 */
.swiper-container {
  width: 1160px;
  height: 430px;
  margin: 0 auto;
  border-radius: 10px;
  margin-top: -50px;
  padding: 15px;
  background-color: white;
}
/* 轮播图图片 */
.swiper {
  width: 1130px;
  margin: 0 auto;
  overflow: hidden;
  aspect-ratio: 1130/400;
}
.swiper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}
.vip-box {
  background: url("../image/vip-bg.png");
  width: 1160px;
  height: 50px;
  margin: 0 auto;
  margin-top: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.vip-box > span {
  font-family: PingFangSC-Medium, PingFang SC;
  font-size: 16px;
  margin-right: 20px;
}
.vip-box > div {
  width: 72px;
  height: 26px;
  line-height: 26px;
  padding: 1px 6px;
  background-color: #6e421a;
  color: #fff;
  border-radius: 18px;
}
.course-live-online-container {
  width: 1160px;
  margin: 0 auto;
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}
.course-live-online-container .online-left {
  width: 59%;
  border-radius: 20px;
  background: #fff;
  padding: 30px 20px;
}
.course-live-online-container .online-left .online-title-line {
  display: flex;
  justify-content: space-between;
  height: 40px;
}
.course-live-online-container .online-left .online-title-line .title-box {
  display: flex;
  justify-content: space-between;
}
.course-live-online-container .online-left .online-title-line .title-box img {
  height: 35px;
  margin-right: 10px;
}
.course-live-online-container .online-left .online-title-line .title-box div:nth-child(2) {
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  font-size: 26px;
  color: #333;
  margin-right: 10px;
}
.course-live-online-container .online-left .online-title-line .title-box div:nth-child(3) {
  margin-top: auto;
  margin-bottom: 5px;
  font-size: 14px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #9f9f9f;
}
.course-live-online-container .online-left .online-title-line .change-box {
  display: flex;
  justify-content: center;
  align-items: center;
}
.course-live-online-container .online-left .online-title-line .change-box img {
  width: 20px;
  margin-right: 10px;
}
.course-live-online-container .online-left .online-left-main .live-content-box {
  margin-top: 10px;
  padding: 10px 0;
  padding-top: 0;
  box-shadow: 0 4px 10px 0 rgba(0, 0, 0, 0.15);
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  border-radius: 10px;
}
.course-live-online-container .online-left .online-left-main .live-content-box > .img-container {
  border-radius: 10px 10px 0 0;
  overflow: hidden;
}
.course-live-online-container .online-left .online-left-main .live-content-box > .img-container > img {
  width: 100%;
  height: 180px;
  border-radius: 10px 10px 0 0;
  transition: transform 0.3s ease;
}
.course-live-online-container .online-left .online-left-main .live-content-box > .img-container > img:hover {
  transform: scale(1.1);
}
.course-live-online-container .online-left .online-left-main .live-content-box .live-title {
  padding: 15px 0 10px 0;
  margin-left: 20px;
  font-size: 14px;
  font-weight: 600;
  color: #333;
}
.course-live-online-container .online-left .online-left-main .live-content-box .live-status {
  color: #bac2c2;
  padding-bottom: 15px;
  margin-left: 20px;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  font-size: 14px;
  font-family: PingFangSC-Medium, PingFang SC;
  display: flex;
  align-items: center;
}
.course-live-online-container .online-left .online-left-main .live-content-box .live-status img {
  width: 20px;
}
.course-live-online-container .online-right {
  width: 39%;
  padding: 10px 20px;
  border-radius: 20px;
  background: #fff;
}
.course-live-online-container .online-right > .online-right-title {
  margin-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.course-live-online-container .online-right > .online-right-title > div:nth-child(2) {
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  font-size: 26px;
  color: #333;
}
.course-live-online-container .online-right > .online-right-title > div:nth-child(3) {
  margin-bottom: 5px;
  font-size: 14px;
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #9f9f9f;
}
.course-live-online-container .online-right > .online-right-main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-bottom: 40px;
  margin-top: 40px;
  box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.1);
  border-radius: 20px;
}
.course-live-online-container .online-right > .online-right-main > .course-box {
  padding: 20px;
  align-items: center;
}
.course-live-online-container .online-right > .online-right-main > img {
  width: 140px;
  height: 60px;
  margin: 0 auto;
  margin-top: -40px;
}
.course-live-online-container .online-right > .online-right-main .course {
  display: flex;
  position: relative;
  margin: 10px;
  margin-bottom: 30px;
}
.course-live-online-container .online-right > .online-right-main .course > .img-box {
  width: 170px;
  height: 100px;
  border-radius: 10px;
  margin-right: 12px;
  overflow: hidden;
  transition: transform 0.5s ease-out;
  display: block;
}
.course-live-online-container .online-right > .online-right-main .course > .img-box img {
  width: 100%;
  height: 100px;
  border-radius: 10px;
  transition: transform 0.3s ease;
}
.course-live-online-container .online-right > .online-right-main .course > .img-box img:hover {
  transform: scale(1.1);
}
.course-live-online-container .online-right > .online-right-main .course .course-rank {
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 10;
  background-color: #fc8b33;
  width: 43px;
  height: 20px;
  color: #fff;
  font-size: 12px;
  border-radius: 10px 0 20px 0;
}
.course-live-online-container .online-right > .online-right-main .course .course-info {
  height: 100px;
}
.course-live-online-container .online-right > .online-right-main .course .course-title {
  font-family: PingFangSC-Medium, PingFang SC;
  font-size: 14px;
  font-weight: 500;
  height: 39px;
  margin-bottom: 5px;
  color: #4e5054;
}
.course-live-online-container .online-right > .online-right-main .course .course-price {
  color: #f32425;
  font-size: 20px;
  font-weight: 600;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol;
  line-height: 1.5;
}
.course-live-online-container .online-right > .online-right-main .course .course-study-num {
  font-weight: 500;
  color: #b7bbc4;
  font-size: 14px;
}
.course-live-online-container .online-right > .online-right-main .change-btn {
  margin-top: 20px;
  width: 108px;
  height: 29px;
  background: linear-gradient(90deg, #fd952d, #f1534b);
  border-radius: 15px;
  color: #fff;
  font-weight: 500;
  border: none;
  cursor: pointer;
}
.class-list-container {
  width: 1160px;
  background-color: white;
  margin: 0 auto;
  margin-top: 20px;
  border-radius: 20px;
  padding: 10px;
}
.class-list-container .class-title-line {
  height: 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #e8e8e8;
  padding: 0 12px 10px 0;
  margin-top: 20px;
}
.class-list-container .class-title-line .class-title > img:nth-child(1) {
  width: 40px;
  height: 40px;
  margin-right: 15px;
}
.class-list-container .class-title-line .class-title > span {
  font-weight: 600;
  font-size: 24px;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol;
  font-variant: tabular-nums;
  line-height: 1.5;
}
.class-list-container .class-title-line .class-title > img:nth-child(3) {
  cursor: pointer;
  margin-left: 8px;
  width: 93px;
  height: 33.5px;
}
.class-list-container .class-title-line .more-btn {
  display: flex;
  align-items: center;
}
.class-list-container .class-title-line .more-btn > a {
  color: #999;
  font-size: 16px;
  line-height: 34px;
}
.class-list-container .class-title-line .more-btn > img {
  width: 16px;
}
.class-list-container .class-list-container {
  display: flex;
  width: 1140px;
  justify-content: space-between;
}
.class-list-container a .class-list-item {
  margin-bottom: 10px;
  box-shadow: 0 4px 10px 0 rgba(0, 0, 0, 0.15);
  border-radius: 10px;
  color: #000;
  padding-bottom: 10px;
}
.class-list-container a .class-list-item > .img-container {
  margin-bottom: 10px;
  overflow: hidden;
  border-radius: 10px 10px 0 0;
}
.class-list-container a .class-list-item > .img-container > img {
  width: 215px;
  height: 118px;
  transition: all 0.3s;
}
.class-list-container a .class-list-item > .img-container > img:hover {
  transform: scale(1.1);
}
.class-list-container a .class-list-item > .class-title {
  padding-left: 10px;
  margin-bottom: 10px;
  font-size: 14px;
  width: 215px;
  /* 文字在一行显示，多余隐藏，用省略号表示 */
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.class-list-container a .class-list-item > .class-title:hover {
  color: green;
}
.class-list-container a .class-list-item > .class-info {
  color: #b7bbc4;
  height: 22px;
  box-sizing: border-box;
  line-height: 1.5;
  padding-left: 10px;
  margin-bottom: 10px;
}
.class-list-container a .class-list-item > .class-price {
  padding: 0 10px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.class-list-container a .class-list-item > .class-price .free {
  color: #00cf8c;
  font-weight: 600;
  font-size: 16px;
}
.class-list-container a .class-list-item > .class-price .price {
  color: #ff4500;
  font-weight: 500;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol;
  font-variant: tabular-nums;
  line-height: 1.5;
}
.class-list-container a .class-list-item > .class-price .old-price {
  color: #999;
  text-decoration: line-through;
  font-size: 12px;
}
.class-list-container a .class-list-item > .class-price .discount-info {
  color: #fa8c16;
  background: #fff7e6;
  border-color: #ffd591;
  border: 1px solid #d9d9d9;
  padding: 0 7px;
  font-size: 12px;
  box-sizing: border-box;
}
.class-list-container .class-list-item {
  margin-bottom: 10px;
  box-shadow: 0 4px 10px 0 rgba(0, 0, 0, 0.15);
  border-radius: 10px;
  color: #000;
  padding-bottom: 10px;
}
.class-list-container .class-list-item > .img-container {
  margin-bottom: 10px;
  overflow: hidden;
  border-radius: 10px 10px 0 0;
}
.class-list-container .class-list-item > .img-container > img {
  width: 215px;
  height: 118px;
  transition: all 0.3s;
}
.class-list-container .class-list-item > .img-container > img:hover {
  transform: scale(1.1);
}
.class-list-container .class-list-item > .class-title {
  padding-left: 10px;
  margin-bottom: 10px;
  font-size: 14px;
  width: 215px;
  /* 文字在一行显示，多余隐藏，用省略号表示 */
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.class-list-container .class-list-item > .class-title:hover {
  color: green;
}
.class-list-container .class-list-item > .class-info {
  color: #b7bbc4;
  height: 22px;
  box-sizing: border-box;
  line-height: 1.5;
  padding-left: 10px;
  margin-bottom: 10px;
}
.class-list-container .class-list-item > .class-price {
  padding: 0 10px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.class-list-container .class-list-item > .class-price .free {
  color: #00cf8c;
  font-weight: 600;
  font-size: 16px;
}
.class-list-container .class-list-item > .class-price .price {
  color: #ff4500;
  font-weight: 500;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol;
  font-variant: tabular-nums;
  line-height: 1.5;
}
.class-list-container .class-list-item > .class-price .old-price {
  color: #999;
  text-decoration: line-through;
  font-size: 12px;
}
.class-list-container .class-list-item > .class-price .discount-info {
  color: #fa8c16;
  background: #fff7e6;
  border-color: #ffd591;
  border: 1px solid #d9d9d9;
  padding: 0 7px;
  font-size: 12px;
  box-sizing: border-box;
}
/* 底部 */
.footer-container {
  background: #0f141a;
}
.footer-container .footer {
  width: 1160px;
  margin: 0 auto;
}
.footer-container .footer .first-line {
  padding-top: 20px;
  width: 51%;
  color: #fff;
  font-size: 22px;
  margin: 16px auto;
  line-height: 30px;
}
.footer-container .footer .second-line {
  width: 70%;
  margin: 0 auto;
}
.footer-container .footer .second-line > a {
  font-size: 14px;
  color: #999;
  margin-right: 30px;
  padding: 10px;
}
.footer-container .footer .second-line > a:hover {
  color: green !important;
}
.footer-container .footer .second-line > a:visited {
  color: #999;
}
.footer-container .footer .spacer-line {
  margin: 25px;
  width: 1000px;
  height: 1px;
  border: 1px solid #545454;
}
.footer-container .footer .third-line {
  height: 50px;
  line-height: 30px;
  text-align: center;
  color: #777878;
  font-size: 14px;
}
.mask {
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 101;
  display: flex;
  justify-content: center;
  align-items: center;
  display: none;
}
.mask .login-form {
  width: 400px;
  height: 300px;
  background-color: white;
  box-shadow: #777878;
}
.mybtn {
  width: 200px;
  background-color: #00cf8c;
  border: none;
}
.mybtn:hover {
  background-color: #0da03e;
  border: none;
}
.my-modal-footer {
  display: flex;
  justify-content: space-evenly;
}
#myModal .login-title {
  display: flex;
  justify-content: space-around;
}
#myModal .login-title > div {
  width: 30%;
  text-align: center;
  padding: 10px;
}
.hidden {
  display: none;
}
.my-border-bottom {
  border-bottom: 2px solid #00cf8c;
}
.side-container {
  width: 50px;
  height: 100%;
  position: fixed;
  top: 40%;
  right: 1%;
  z-index: 99;
}
.side-container > .staff {
  width: 50px;
  height: 50px;
  background-color: white;
  margin-bottom: 20px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.side-container > .staff > img {
  width: 30px;
}
.side-container > .staff > .info {
  display: none;
  position: absolute;
  top: 0;
  left: -170px;
  width: 170px;
  height: 60px;
  border-radius: 10px;
  background-image: url("../image/提示框.svg");
  background-size: 100% 100%;
  padding: 0 10px;
}
.side-container > .staff > .info > div:nth-child(1) {
  text-align: center;
}
.side-container > .staff > .info > div:nth-child(2) {
  padding-right: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.error,
.pwd-tip,
.check-code-tip,
.phone-tip {
  height: 25px;
  margin-top: 10px;
  padding-left: 10px;
  color: red;
}
